docs: def generate_custom_cert_name(env='', region='', account='', certificate=None):
      """Generate a custom TLS Cert name based on a template.
  
      Args:
          env (str): Account environment name
          region (str): AWS Region.
          account (str): Account number for ARN.
          certificate (str): Name of SSL certificate.
  
      Returns:
          str: Fully qualified ARN for SSL certificate.
          None: Template doesn't exist.
      """
      cert_name = None
      template_kwargs = {'account': account, 'name': certificate}
  
      # TODO: Investigate moving this to a remote API, then fallback to local file if unable to connect
      try:
          rendered_template = get_template(template_file='infrastructure/iam/tlscert_naming.json.j2', **template_kwargs)
          tlscert_dict = json.loads(rendered_template)
      except ForemastTemplateNotFound:
          LOG.info('Unable to find TLS Cert Template...falling back to default logic...')
          return cert_name
  
      # TODO: Move to v1 method for check
      try:
          LOG.info("Attempting to find TLS Cert using TLS Cert Template v1 lookup...")
          cert_name = tlscert_dict[env][certificate]
          LOG.info("Found TLS certificate named %s under %s using TLS Cert Template v1", certificate, env)
      except KeyError:
          LOG.error("Unable to find TLS certificate named %s under %s using v1 TLS Cert Template.", certificate, env)
  
      # TODO: Move variable to consts
      # TODO: move to v2 method for check
      tls_services = ['iam', 'acm']
      if cert_name is None and all(service in tlscert_dict for service in tls_services):
          LOG.info("Attempting to find TLS Cert using TLS Cert Template v2 lookup...")
          if certificate in tlscert_dict['iam'][env]:
              cert_name = tlscert_dict['iam'][env][certificate]
              LOG.info("Found IAM TLS certificate named %s under %s using TLS Cert Template v2", certificate, env)
          elif certificate in tlscert_dict['acm'][region][env]:
              cert_name = tlscert_dict['acm'][region][env][certificate]
              LOG.info("Found ACM TLS certificate named %s under %s in %s using TLS Cert Template v2", certificate, env,
                       region)
          else:
              LOG.error(
                  "Unable to find TLS certificate named %s under parent keys [ACM, IAM] %s in v2 TLS Cert Template.",
                  certificate, env)
  
      return cert_name